When did I give such a good name to my shadow undead? (Part 1)

The black flames in Valtair's eyes returned to being purple, and the soul-chilling aura around him disappeared.

"That power.....Master," muttered Valtair, trying to control his excitement. Even though he was not sure what just happened, he just felt the power of the true conceptual energy of death a moment ago, and he knew there is only one person who can possess such powerful conceptual energy of death. 

"How is this possible?" The figure within the Void said in disbelief, looking at the vast area of ​​destruction caused by death flames. "He is still not here, then how can he help him?...no, it is impossible for him to do something like this. There must be something that I don't know. There is no way he can help him enhance the conceptual energy of death to this degree."

The eyes of the figure turned cold and he looked at Valtair who was still standing at the same place mumbling something.